Christian, T. D. K. ., S.-K. B. . Philomène, A. L. R. . Nondenot, and K. K. . Hervé. “Effect of Azadirachtin A Systemic Injection on Coelaenomenodera Lameensis Berti and Mariau (Coleoptera: Chrysomelidae) an Oil Palm (Elaeis Guineensis L) Pest”. Journal of Asian Scientific Research, vol. 1, no. 5, Sept. 2011, pp. 271-84, https://archive.aessweb.com/index.php/5003/article/view/3296.